Explore Scientific CLS Nebula Filter 2 inch Digital Voice Recorders ensuring high temperature resistance and

ensuring high temperature resistance and steady light transmission

- Features 2

Hi-Fi Function: High Fidelity

The Smart Watch Supports The Following Languages: Chinese

* Specifically designed for FUSION SG-FL772 7

Explore Scientific CLS Nebula Filter 2 inch Digital Voice Recorders ensuring high temperature resistance andThe Explore Scientific CLS Nebula Filter 2 inch is an optical filter designed for astronomical observations. It enhances the visibility of nebulae by selectively transmitting light from emission nebulae while blocking light from common light pollution sources. Features:* Transmission range: 436nm to 536nm* Peak transmission: 488nm* High transmission efficiency: 98. 3%* Size: 2 inch